(1) JTY-GD-3100 Point Type Photoelectric Smoke Detector Model: JTY-GD-3100 Technical Standard: comply with GB4715-93 requirement Type: Analog Intelligent Power Supply: 24V DC +10%, -15% Monitoring Current: ?350uA Alarming Current: ?2mA Working Temperature: -10?-+50? Working Humidity: ?95% Maximum Air Flow Rate: ?5m/sec Dimensions:?104x35mm Weight: 225g Color: Cream White (2) JTY-LZ-3100 Ionization Smoke Detector Model: JTY-LZ-3100 Technical Standard: comply with GB4715-93 requirement Type: analog Intelligent, Ceiling point type Power Supply: 24V DC +10%, -15% Monitoring Current: ?350uA Alarming Current: ?2mA Radiation: 0.9uCi Working Temperature: -10?-+50? Working Humidity: ?95% Maximum Air Flow Rate: ?5m/sec Dimensions:?104x35mm Weight: 225g Color: Cream White