GaN Technology - Quick charge your MacBook, laptop, tablet, phone, or other USB-C devices with this 140W charger. GaN charger with flip out plug is smaller than youre accustomed to, and it doesnt get as hot, but itll still charge up to 140W Intelligent Charging - 140W EPR future-proofs your charging efforts. The USB C wall charger block detects and safely negotiates with any USB-C device to deliver the optimal charge. So, a 16' MacBook Pro can get the full 140W, but a phone might only need 15W 140W Fast Charging - Charge a 16' MacBook Pro from 0% to 100% in 1 hr 27 min. Because the 140 watt USB C charger supplies up to 140W USB (PD 3.1) depending on the host, your device charges fast. Cable compatible with MagSafe charging or an EPR cable needed for 140W charging Compatibility - Compatible with MagSafe Charger or with any USB-C device. Intelligent power handling ensures safe charging, even for lower-wattage devices