Fangrui Product Details Power Supply Requirements: 5v 1a Type-c Power Supply. The Power-up Is At 800ma. The Current Will Be 400ma After The Internal Ocxo Is Stabilized Weight: 400g/0.9lb Input And Output Interface: Sma Female Connectors Clock Source Parameters: 1. Frequency Range: 2500hz-200mhz 2. Amplitude-peak-to-peak: Mode0: F0: 3.21vpp F1: 3.23vpp F2: 3.21vpp Mode1: F0: 3.15vpp F1: 3.12vpp F2: 3.12vpp Note:due To Different Production Batches, There Are Differences In Printed Labels And Slight Color Difference, Which Does Not Affect Use. Colour:silver Material:metal+plastic Size:13cm X 9.6cm X 5cm/5.1 X 3.8 X 2inch(lxwxh) Package Contents: 1 X Clock Source Module Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.