technical characteristics ：
measure the battery model：C/AA/AAA/D/N/9V 6F22/1.55V
general performance:
LCD display: The analog bar chart shows how much battery current there is.
Product size：92.5 x 63.5 x 14.5mm
Weight：about 29.5 g
Packing: color box
Packing quantity: 200PCS/CTN
Carton size: 35*34*29CM
G.W/N.W.: 7.9/7.4KG
