5PCS
CR2032Guarantee that each has electricity, can be used normally, will be tested before each shipment (this battery is good to save, put it for a few years no problem), very affordable, so cheap price, buy is to earn
Interface: Standard 2-pin connector (3 mm wide, two holes 1.25 mm). Some of the two pins are relatively small, so they can only be used for head replacement. Take it yourself when you buy it. I can't change it if I bought it wrong. Things are cheap. (Unpack the machine and use it as shown in the comparison)
 
Nominal voltage: 3V
Nominal capacity: 220mAh
Standard current: 0.5mA
Continuous current: 1mA
Pulse current: 5mA
Chemical properties: non-rechargeable lithium battery
Chemical composition: positive manganese dioxide, negative metal lithium
Battery shape: button type
Packing style: single
Maximum size: diameter 20mm; height 32mm
Style description: single (processable lead, plug, solder fillet, processing fee is negotiable)
Single weight: 3g
Storage temperature: 23±2°C
Storage life: more than 3 years
Self-discharge rate: 2% / year
Operating temperature: -40 ° C - + 65 ° C
Usage time: According to different power consumption, no specific conclusions are made.
Environmental protection level: no cadmium, lead, mercury heavy metals
Chemical properties: high energy density, long life, stable discharge, and wide temperature range.
Note: Do not short circuit, charge, disassemble or heat. If the battery is hot, cut off the power circuit in time.
Application areas: PLC backup memory power supply, electronic thermometer, computer motherboard, electronic blood glucose meter........