red light The countdown 99 hour 59 minute After establishes the countdown value arrives, can have 60 seconds "BB..BB "sound noisy prompt and res light Multiple functions: Is suitable in the school, the laboratory, stops, the midday rest noisily decides, the kitchen cooking timing control Especially big Windows, clear wide screen demonstration Especially big pressed key, ease of operation; The design novel is practical Back has the magnet and the support, spare hangs the hole. May adsorb in the metal surface or lays aside the floor; Or is hanging Working voltage 1.5 V The product color, the superficial silk prints LOGO and the packing way may according to the customer request custom make Big screen shows ( LCD size ): 50 mm?8mm Product over all dimension: 80 * 56 * 22 mm