Designed with a charging range of 20-50mm*, ARC-H LD provides up to 15 Watts of charging power; among the fastest wireless charger on the market! Able to charge through-surface, ARC-H LD can be installed without cutting into the work surfaces. Its clever design uses a resonant coil to focus the energy field, providing maximum efficiency and fast charging speeds – ideal for a quick power boost when you don’t have a charging cable handy! Resonant pad available in grey or white.