Heating for aquariums, 25W safety heater-stat with protective basket. Key Features: • Heating for an ideal temperature in aquariums with 10-50L content (30-60cm length). • Easy to install: insert the heater into the protective basket, preselect the temperature on the dial, immerse in the aquarium, attach with suction cups to the internal aquarium pane. • Precise temperature setting: dial covers temperature range 20-34°C, control accuracy +/-0.5°C. Ideal temperature transfer: star-shaped heating element, made of ceramic. • TÜV tested, watertight to 100cm, unbreakable quartz safety glass with protection screen. With dry-running protection against electrical accidents.