Apollo23 2PCS Soshine 9V Li-ion 500mAh e3 Lithium-ion Rechargeable Battery + Charger Kit Specially designed for 9 Volt Li-Ion Rechargeable batteries Input: 100 - 240 VAC 50/60 Hz Output: 9V 300mA * 1 300mA * 2 Dimension: 2.8" L x 2.5" W x 1.2" H 100% brand new and high quality