Bluetooth lithium battery monitor
Shenzhen Leagend Optoelectronics Co., Ltd.
See what’s includedHide breakdown
- FOB goods (1,000)
- $13,500
- Ocean freight + handling (3.4 CBM, volume guessed from price)
- $1,105
- US duty (3.5%)
- $473
- Section 301 tariff (25.0%)
- $3,375
- Customs fees (MPF/HMF)
- $64
Estimate in USD to a US port using category averages, rates as of 2026-09. Other countries on request. A quote from our desk uses real carton sizes, freight and the exact tariff line.
- FOB goods (1,000)
- $13,500
- Ocean freight + handling (3.4 CBM, volume guessed from price)
- $1,105
- US duty (3.5%)
- $473
- Section 301 tariff (25.0%)
- $3,375
- Customs fees (MPF/HMF)
- $64
Estimate in USD to a US port using category averages, rates as of 2026-09. Other countries on request. A quote from our desk uses real carton sizes, freight and the exact tariff line.
Verify from $29 · written report in 3 business days · 100% refund if unreachable

Bluetooth lithium battery monitor
Shenzhen Leagend Optoelectronics Co., Ltd.See what’s includedHide breakdown
- FOB goods (1,000)
- $13,500
- Ocean freight + handling (3.4 CBM, volume guessed from price)
- $1,105
- US duty (3.5%)
- $473
- Section 301 tariff (25.0%)
- $3,375
- Customs fees (MPF/HMF)
- $64
Estimate in USD to a US port using category averages, rates as of 2026-09. Other countries on request. A quote from our desk uses real carton sizes, freight and the exact tariff line.
- FOB goods (1,000)
- $13,500
- Ocean freight + handling (3.4 CBM, volume guessed from price)
- $1,105
- US duty (3.5%)
- $473
- Section 301 tariff (25.0%)
- $3,375
- Customs fees (MPF/HMF)
- $64
Estimate in USD to a US port using category averages, rates as of 2026-09. Other countries on request. A quote from our desk uses real carton sizes, freight and the exact tariff line.
Verify from $29 · written report in 3 business days · 100% refund if unreachable
About this product
- Materials: ABS
- Size: 55mm * 35mm * 15mm
- Color: Black
- Certification: CERoHSISO9001
- Exports to: Mainland China, Africa, Middle East, Southeast Asia, South Asia, Central Asia, USA and Canada, Latin America, Russia, EU, Other European Countries, Japan and South Korea, Hong Kong China, Macao China and Taiwan China, Others
- Made in: Guangdong, China
About this product
- Materials: ABS
- Size: 55mm * 35mm * 15mm
- Color: Black
- Certification: CERoHSISO9001
- Exports to: Mainland China, Africa, Middle East, Southeast Asia, South Asia, Central Asia, USA and Canada, Latin America, Russia, EU, Other European Countries, Japan and South Korea, Hong Kong China, Macao China and Taiwan China, Others
- Made in: Guangdong, China
Product details
| Materials | ABS |
|---|---|
| Size | 55mm * 35mm * 15mm |
| Color | Black |
| Certification | CERoHSISO9001 |
Product details
| Materials | ABS |
|---|---|
| Size | 55mm * 35mm * 15mm |
| Color | Black |
| Certification | CERoHSISO9001 |
From the supplier
Monitor the Lithium battery on Iphone/Ipad and Android Smart phone via bluetooth 4.0
1.Works with all 12V lithium batteries.
2.Wireless (Bluetooth 4.0) in10 meter
3.Software included for Android and iPhone
4.All Apps for Android and iPhone are designed by ourselves, download for free via Internet.
Functions:
1.Receives notifications of battery conditions in Bluetooth range.
2.Checks vehicle cranking system automatically while engine is starting.
3.Checks charging system (alternator)
4.Lists the time of each driving.
5.Alerts mobile phone if detects abnormal data.
6.Short-circuit and reverse connection protection.
7.Data stored in battery monitor up to 35 days if out of sync.
8.Automatic synchronization when in Bluetooth range.
9.Compatible with all 12V Lithium batteries.
10.Shows historical data graphically.
11.Engine starting detection automatically.
12.Free app for iOS and Android.
Basic Features:
1.Alert users if charge is low.
2.Review charge history in graph mode.
3.Show the state of charge of battery in real time.
4.Near-Filled perception to get notification automatically.
Support mobiles: All iOS and Android smart phone with Bluetooth 4.0
iOS (iPhone 4S,5, 5C, 5S and later;iPad 2,iPad Air,iPad mini,iPad mini 2 and later)
Android: at least Android 4.3 (support for Bluetooth 4.0 phones)
Vehicle Coverage
All 12V Lithium batteries, including motorcycle, car, SUVs, MPVs, light trucks, trucks, and boats.
Feature:
Bluetooth Name: Battery Monitor
App Name: BM2
Operating Temperature: -40 - 90℃
Input Voltage: 6V-20V
Current: 1mA
Voltage Accuracy: ±0.03V
Short-circuit Protection: built in
Reverse Connection Protection: built in
Dimensions: Length: 55mm * Width: 35mm * Height: 15mm
Weight: 32g
Package including:
1pc x Battery monitor BM2 + 1pc x manual
From the supplier
Monitor the Lithium battery on Iphone/Ipad and Android Smart phone via bluetooth 4.0
1.Works with all 12V lithium batteries.
2.Wireless (Bluetooth 4.0) in10 meter
3.Software included for Android and iPhone
4.All Apps for Android and iPhone are designed by ourselves, download for free via Internet.
Functions:
1.Receives notifications of battery conditions in Bluetooth range.
2.Checks vehicle cranking system automatically while engine is starting.
3.Checks charging system (alternator)
4.Lists the time of each driving.
5.Alerts mobile phone if detects abnormal data.
6.Short-circuit and reverse connection protection.
7.Data stored in battery monitor up to 35 days if out of sync.
8.Automatic synchronization when in Bluetooth range.
9.Compatible with all 12V Lithium batteries.
10.Shows historical data graphically.
11.Engine starting detection automatically.
12.Free app for iOS and Android.
Basic Features:
1.Alert users if charge is low.
2.Review charge history in graph mode.
3.Show the state of charge of battery in real time.
4.Near-Filled perception to get notification automatically.
Support mobiles: All iOS and Android smart phone with Bluetooth 4.0
iOS (iPhone 4S,5, 5C, 5S and later;iPad 2,iPad Air,iPad mini,iPad mini 2 and later)
Android: at least Android 4.3 (support for Bluetooth 4.0 phones)
Vehicle Coverage
All 12V Lithium batteries, including motorcycle, car, SUVs, MPVs, light trucks, trucks, and boats.
Feature:
Bluetooth Name: Battery Monitor
App Name: BM2
Operating Temperature: -40 - 90℃
Input Voltage: 6V-20V
Current: 1mA
Voltage Accuracy: ±0.03V
Short-circuit Protection: built in
Reverse Connection Protection: built in
Dimensions: Length: 55mm * Width: 35mm * Height: 15mm
Weight: 32g
Package including:
1pc x Battery monitor BM2 + 1pc x manual
About the supplier
Main products: Digital read-out battery tester,Test Tools,Other Car Electronics
- ✓Exhibited at 10 of the last 10 Canton Fairs
- ✓Manufacturer
- ✓Founded 2005
- ✓Canton Fair Premium Supplier
- ✓National high-tech enterprise
- Exhibited at 10 of the last 10 Canton Fairs
- Manufacturer
- Founded 2005
- Canton Fair Premium Supplier







