AquaGlow Submersible Aquarium Heater 100W

Fully submersible 100W heater for aquariums up to 30 gallons. Dual-wall shatterproof housing protects the quartz heating element from accidental impact. Precision thermostat dial calibrated in 1°F increments with LED status light. Oversized suction cups grip the glass securely even when removed during water changes. Auto-shutoff engages if the water level drops below the minimum line.