Feature:1. Lithium battery protection board, deeply waterproof, safer and more dependable to use.2. Adopt surrounding aluminum alloy heat dissipation, greatly increases the cooling speed, makes the temperature rise lower.3. With overcharge protection, overdischarge protection, short circuit protection, temperature control protection and balances4. 30A discharge current, and the discharge overcurrent protection value is 35 times of continuous current.5. Manufactured according to the original production specifications, in line with strict quality standards, long service life.Specification:Condition: 100% NewItem Type: Lithium Battery Protection BoardMaterial: Aluminum AlloyColor: As picture shownModel: 3.7V 14S-17S universal 30ADischarge Current: 30ADischarge Overcurrent Protection Value: 3-5 times of continuous currentMain Circuit Conduction Internal Resistance: <20mCharging Current (Same Port): 10ACharging Voltage: Ternary battery serial number x 4.2VOvervoltage: Number of ternary battery serial x 4.2VOvercharge ProtectionDetection Voltage: Ternary 4.250.025VDetection Delay: 1000msRelease Voltage: Ternary 4.180.05VBalance VoltageDetection Voltage: Ternary 4.18VRelease Voltage: Ternary <4.18VBalance Current: 20-30maOver Discharge Voltage ProtectionDetection Voltage: Three Yuan 2.80.1VDetection Delay: 1000msRelease Voltage: Ternary 3.00.1VOver Discharge Current ProtectionDetection Voltage: Three Yuan 100mvDetection Delay: 100msRelease Condition: Disconnect load/charge activationShort circuit protectionTrigger Condition: Short circuit of external loadDetection Delay: 200usRelease Condition: Disconnect load/charge activationTemperature control protection (electronic NTC)Discharge Over Temperature Protection: 755Discharge High Temperature Release Temperature: 60Self-consumptionRelease Condition: Disconnect load/charge activationWorking Power Consumption: <40uASleep Over Discharge Power Consumption: less than 30uA.Package List:1 x Lithium Battery Protection BoardNote:1. The protection board can be connected only after the signal sampling wiring is correct, otherwise the protection board may be damaged.2. The temperature detection line (TDS) cannot be connected, which may cause abnormal output.3. If you produce 16S batteries, please short the B16+B17+ sampling line.4. Do not open the product.