Xiamen Soroya Hearing Technology Co., Ltd.  

Product Name: Ce Certificated LED Panel Hearing Aid Battery Tester Model NO.: battery tester Certificate: Ce ISO Function: Specially for Hearing Aid Battery Material: Plastic Mainly Design: with Extra Battery Holder Trademark: OEM Transport Package: Compact Packing Origin: China HS Code: 9021400090 Product Description Storage compartment can hold 1PCS exta any size hearing aid batteryProduct Size: 60x25x11mmProduct Weight: 13GThis handy tester measures the remaining power of many common hearing aid button cell batteries. The unit is self powered, drawing the energy it need from the batteries tested. Simply insert a battery "+" up and gently push the battery against the metal bar under the words "Battery Checker". The digital LED screen displays a bar graph showing the remaining power for each battery tested. And, as an added value the Battery Checker has a slide-out battery compartment which can hold 1 extra batteries, so you can always have a spare. And of course, the handy key chain link means you can keep the tester with you at all times, no matter where you go.