Handheld vein finder 3 Lamp. It is easy to detect veins at the back of the hands through transmission of LED red light, and it can assist medical staff to observe subcutaneous veins of hands, and significantly improve the success rate of the injection. Application ranges:Hospitals, clinics homes as well as any other places where need find the veins for injection. Product Features:Small in size, light in weight, easy to carry;Adjustable light, wide application range;Sensitive switch, safe and power saving;Fit human body engineering, more comfortable grip. Cara pakai 1. Genggam pada bagian bola lampu LED nya 2. Putar saklar nya sehingga lampu LED menyala 3. Saklar putar diatur hingga cahaya yang keluar paling cocok kekuatannya untuk membuat pembuluh darah terlihat lebih jelas. 4. Setelah vena tertusuk, saklar putar diputar balik sehingga lampu LED mati GARANSI TOKO 2 HARI GARANSI HIDUP/MATI SERTAKAN VIDEO UNBOXING stock tersedia selama iklan masih ada di etalase kami.