The AceBeam M50 is extremely small (4.3cm in length) and lightweight (10.95g) and can be connected to a keychain for simple and convenient everyday carry. With a max 200 lumen output, it is capable of throwing a 43 metre beam distance. It takes approx 1 hour to charge, with the included fast charging USB cable. It is operated with a rotary control switch, and has high and low mode options. With a waterproof rating IPX8, it is suitable for all-weather use.