1. Certificate:EC/ROHS,MSDS,CE,ISO9001 2. Characteristics: high quality ... ,stable capacity,steady discharge and high temperature discharge.7.The batteries have benn approved by EC/ROHS, MSDS, CE, ISO9001, etc ... .8.The batteries are applied towalkmans,solar lighting,electrical drills,shavers,emergency lighting and back-up power,etc. ni mh AAA rechargeable batteries