12V LCD Acid Lead Lithium Battery Capacity Indicator GY-6 Features: · Longer service life · Easy to install · Quota static test accuracy · Specifications: · Voltage Range: 8-70V(Reverse protection) · Applicable Specifications: · Lithium Batteries:12-60V(3-16 string) · Lead Acid Batteries:12-48V · Work Current:5-15mA (with backlight) · Energy Resolution:1% · Voltmeter Accuracy :1% · Using Temperature Range: -20- 70 degrees · Operating humidity:10-80%(non-condensing) · Black wire connect negative electrode · Red wire connect positive · Product size:about 5*2.4*0.8cm/1.97*0.94*0.31inch · Quantity:1Set · Note: · Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. · And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package include: · 1Pc x Battery Capacity Tester · 1Pc x Power Cable · 2Pcs x Screw