Energy efficient and easy to read, this durable water-resistant digital pace clock is perfect for swim centers, gyms and home pools. • Large easy to read 4-digit display • Time of day and pacing modes • Solar cells constantly recharge battery - Works with natural and artificial lighting • Lithium-ion battery - 100 hours of continuous use • Durable Aluminum frame • Water-resistant finish • Anti-glare Plexiglas front • Anti-humidity box eliminates moisture • 120 V UL ground plug included • Integrated flip-down stand and handles • Wall mounting kit included