USB Wall Charger Compatible: Compatible: Philips Sonicare 4100/3100/2100/1100 Electric Toothbrush.Compatible 7AM2M AM105/AM110 Sonic Electric Toothbrush ( Incompatible 7AM2M AM101), Compatible: Bitvae D2/R1/R2/S2/Electric Toothbrush, FairyWill 917 508 507 D1 D3 D7 D8 Electric Toothbrush, USB Charging Adapter for Nicwell Water Flosser/Dnsly/Vekkia/Gloridea/Sboly/ Electric Toothbrush. Adapter Output: 5 Volts 2.4 Amps 12W, Charging power higher than most USB wall charger, Charging speed is also faster. Efficient Dual Charging Station - Featuring a dual USB output, this charger efficiently powers up to two electric toothbrushes simultaneously, saving time and space in your bathroom or travel bag. Compact and lightweight design, easy storage and portability; Great for travel, home or bathroom use USB Wall Adapter for Philips Sonicare 4100, 3100, 2100, 1100/Bitvae/7AM2M Electric Toothbrush/Nicwell Water Flosser, Dual USB Port 5V Power Adapter (Charging Cable not Included)