About this item ★【FAST CHARGING TEST】 We have tested over 1000 samples(3,300 mah battery)and came to a conclusion: The ChiChiFit charger can charging your phone 50% in 28-36 minutes, 70%-75% faster than standard chargers. Adaptive Fast Charger Kit will be a good choice for your cell phone emergency, 100-240 volt input are ideal for worldwide travel ★【Quick Fast Charging compatible with】Samsung Galaxy S6 / S6 Edge / S6 Plus / S6 Active / S7 / S7 Edge / S7 Plus / S7 Active / S8 / S8 Plus / S8 Active / S9 / S9 Plus / S9+ / S8 / S8+ / Note 8 / Note 9 and other Quick Charger 2.0 ( QC2.0 )supported devices. ( Samsung fast charger ) ★【SAFEGUARD PROTECTION】Protects your device against over-heating, over-charging and over-current. Input 100V-240V (U.S. and World Standard); Output: DC 5.0V - 2Amp (U.S. and World Standard) ★【Best design】 Lightweight, compact design that fits your storage requirements. you can take it when you travel ,make it easy to charger your Smartphones. ★【WHAT YOU GET】2 pack chargeing Adapter (charger cable is not included).We supply 2-Year Manufacturer's Warranty and 30 days no-questions-asked return policy. You are welcome to return it for a full refund if not happy with the purchase.,which make your purchase absolutely risk-free and you can enjoy testing out it's quality and durability.