COM21
Features: 2 Alarm Times, Stopwatch with 1/100 sec. , Temperature display ( C and F ) between -10 C and + 60 C, Trekking mode up to height 1966M, cumulated altitude measurement ( trekking mode ), mountain bike mode ( measuring interval in shorter intervals ), cumulated altitude measurement ( mountain bike mode ), waterproof,barometer function, weather tendency function…
Battery type: 3V lithium no CR 2032