The Apollo? 10 – 240 Volt/24 hour timer is the perfect timing solution for your hydroponic systems. With a 10 amp capacity, it's easy to set to run your pumps, fans, etc. The Apollo? 10 has 96 non-detachable 15 minute trippers and can be configured in numerous timing schedules. One (1) outlet with 15 minute intervals. Heavy duty construction that is easy to use & simple to operate. Enclosure resists dust, rust and moisture. Only the highest quality components are used. 10 Amps maximum/240 Volts/60 Hz.