SPECIFICATIONS

Brand Name: diymore

Choice: yes

Condition: New

High-concerned chemical: none

Origin: Mainland China

Package: TQFP

Quantity: 1

Supply Voltage: DC 5V

Type: Voltage Regulator

is_customized: Yes

21700 Battery :

Parameter:
Power Supply (Self-Supplied): Use two DC 5V 3A or higher adapters via Type-C port
Test Subject: Ternary Lithium Iron Phosphate 21700 battery; cannot charge Lithium Iron Phosphate batteries
Charging Voltage: 4.2V fixed, non-adjustable; charges via onboard 4506 charging chip
Charging Current: Maximum 1A non-constant current, non-adjustable, controlled by 4056 chip
Stop (Discharge) Voltage: 2.5-3.5V, 11-step adjustable
Discharge Current: Maximum 1A non-constant current discharge, non-adjustable
Discharge Resistor: 6W 3Ω 9J wirewound resistor, modification not supported
Internal Resistance Measurement Method: DC two-wire method principle test, results for reference only
21700 Battery Testing: Directly tests 21700 batteries without adapters
Cooling Method: Active cooling via 40*40mm fan
Reverse Polarity Protection: Supported
Main Unit Dimensions: 147*102*33mm

Package include:
Tester*1

18650 Battery :

Working voltage: DC5V
Applicable battery: suitable for all batteries that meet the requirements of stopping discharge voltage of 2.5~3.5V and starting from 2.8V to 4.2V
Power supply interface: Dual Type-C power supply interface (power supply and power cord are not included)
System language: English/Chinese can be switched
Test quantity: 4-way charging and discharging measurement
Internal resistance measurement: support, use DC two-wire method to test internal resistance
Charging function: support, automatic cut-off charging when fully charged (lithium iron phosphate battery charging is not supported)
Discharge function: support, automatically stop when conditions are met, and the discharge current is not adjustable
Automatic charging and discharging: supported. The battery is fully charged at the end of automatic mode
Cyclic charging and discharging: supported, 1~9 cycles adjustable (only supported in automatic mode)
Status prompt: Supported
Cooling mode: fan active cooling
Overheat protection: support
Stop discharge voltage: 2.5V, 2.6V, 2.7V, 2.8V, 2.9V, 3.0V, 3.1V, 3.2V, 3.3V, 3.4V, 3.5V, 11 adjustable gears
Discharge current: the maximum current is about 1A, which is not adjustable, and does not support independent transformation
Charging voltage: controlled by a special battery charging chip, with a maximum charge of about 1A and a full charge voltage of 4.2V
Power-off saving: only save the set parameters, not the measurement data
Product size: 150 × one hundred and three × 36mm
Package size: 182 × one hundred and twelve × 50mm
Data link: https://www.banber.com/gather/6374be9b2ee0e200077ec155

Package include:
18650 battery capacity internal resistance tester X1