Smart Electronics

3S/4S/5S 12V 100A BMS 18650 Lithium Battery Protection Board

Lifepo4 BMS 3S 4S 40A Working Current 500A Instant Current Li-ion Lithium Battery Protection Board for Motorcycle Car Starter

Overdischarge protecting voltage: 2.24V ∼ 2.40V
Overdischarge recovery voltage: 2.50V ∼ 2.66V
Discharge delay: 0.5s ∼ 1.0s
Continuous working current: 40A
Starting Current:
Instantaneous protecting current: 500A
Overcurrent delay: 10s
Short-circuit delay: 300us
Charge Overcharge protecting voltage: 3.63V ∼ 3.67V
Overcharge recovery voltage: 3.56V±0.025V
Charge delay: 0.5s ∼ 1.0s
Continuous charging current: 40A
Charger voltage: For Li-ion battery: 12.6V for 3 Strings; 16.8V for 4 Strings. (Recommended)
Charge balanced voltage: 3.60V±0.025V
Charge balanced current: 80mA (MAX)
Charging over temperature protection: can be customized
Working power consumption: ≤30μA
The main circuit conducts the internal resistance: ≤5mΩ
Operating temperature range: -40℃ to +80℃
Wire break protection: YES
External dimension: 65*45*6.5MM

Waterproof car voltmeter for cars, boats and motorcycles, voltage meter modified with DC battery digital display
Product: Car voltmeter (5-48V)
Material: Fireproof PC
Packaging: Bag/box (customizable packaging)
Weight: 20g

4S 100A 12.8V 16.8V LFP/NMC battery protection board 4 series charging board with balance split port

Discharge duration limit :100A +- 5A
Discharge protection current limit :120A +- 5A
Charging limit voltage :14.4V (16.8V)
Charge duration limit :20A +- 1A
Charge protection current limit :35A +-2A
Size :70MM*60MM*8.5MM
Single section) overcharge voltage :3.65V +- 0.025V (4.28V +- 0.05V)
Single section) overcharge release voltage :3.55V +- 0.08V (4.08V+- 0.05V)
Single section) Overdischarge voltage :2.35V +-0.05V (2.5V +- 0.08V)
Single section) overdischarge discharge voltage :2.55V +- 0.15V (2.9V +- 0.1V)
Overtemperature protection :-10°C to +70°C

Battery Charge Level Indicator 12V 24V 36V 48V 60V 72V Lithium Battery Capacity Meter Tester Display LED Tester Voltmeter

Suitable for 12V, 24V, 36V, 48V, 60V, 72V, 84V electric vehicles, and can also be used to measure lithium batteries, lithium polymer batteries, nickel-metal hydride batteries, and other power/voltage measurements

Parameters:
Voltage tolerance: ±5%
8-segment power: 10% 25% 40% 50% 60% 75% 90% full
Working current: 5-15mA
Refresh rate: about 300mS once
Display mode: three-digit 0.56-inch LED digital tube
Lead length: 20 cm
Size: 55 x 27 x 33 mm
Working temperature: -10-65℃

4S 8S 16S 5A 12V 24V 36V 48V Lifepo4 /Lithium ion battery active balancer

More details, pls Whatsapp me: +8615818595091

3S 20A 18650 Lithium Battery Protection Board 11.1V 12V 12.6V (3S 20A)

1.3S 11.1V 12.6V 20A 18650 lithium battery protection board (comes with recovery function-AUTO Recovery).
2.Application: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650.26650, a polymer lithium battery).
3.Continuous discharge current (upper limit): 20A (if the cooling environment is not good, please reduce the load current use).
4.Continuous charge current (upper limit): 20A.
5.Suitable for the drills with starting current below 80A, power 135W below.

12V 24V 36V 48V Battery Capacity Indicator Battery Capacity Voltage Meter display

Battery capacity and voltage meter.
LCD screen with green backlit.
Long service life with comfortable hand feeling.
Equipped with a PVC film, the is waterproof.
Built with buckle, of screw installation.
Universal battery capacity meter, need to set up by yourself.
Functions:
1. Manually switch battery percentage / voltage / power off
2. Automatic recycling display battery capacity / voltage per 2 seconds (Settable)
3. 10s delay auto off (Settable)
4. Double discharge curve selection (Settable)
Specifications:
Color: Black
Material: HTN / PCB
Weight: 18g
Size: Approx. 61.3 * 33.3 * 13.5mm / 2.4 * 1.3 * 0.5in
Voltage: 6-70 (V)
Applicable scope: Battery or battery equipment
Storage temperature: -10 ~ 50℃

Product Description
Model: BT886 Battery Tester

Color :
BT886 Battery Tester Black
BT886 Battery Tester Silver

Product Size: 92.5*65*13.8mm, Weight 32g
Packaging Size 145.6*90.6mm, Weight 43g
20 pieces per small box, size 21.5*17*9.4CM, weight 925g
200 pieces per box, 10 small boxes, weight 11kg, size 49*36.5*23cm

Yaorea YR1035 + NiMH lead-acid button 100V lithium battery bottle 18650 internal resistance Voltage Tester