𝐓𝐰𝐨 𝐋𝐢𝐠𝐡𝐭 𝐋𝐄𝐃 𝐒𝐨𝐮𝐫𝐜𝐞𝐬 - includes 2 sources for you, which are white and warm yellow light; The white color light is proper for inspection and the yellow light is suitable for eye, which is a complete and rich light combin 𝐔𝐒𝐁 𝐑𝐞𝐜𝐡𝐚𝐫𝐠𝐞𝐚𝐛𝐥𝐞 𝐚𝐧𝐝 𝐑𝐞𝐮𝐬𝐞𝐚𝐛𝐥𝐞 𝐃𝐞𝐬𝐢𝐠𝐧 - This LED penlight is built-in USB rechargeable design; Also, a USB plug is placed in the pen cap, you don't have to use usb a cable just open the pen cap, allowing you to charge 𝐏𝐞𝐧 𝐋𝐢𝐠𝐡𝐭 𝐰𝐢𝐭𝐡 𝐏𝐨𝐰𝐞𝐫𝐟𝐮𝐥 𝐌𝐚𝐠𝐧𝐞𝐭 - The nice and special structure can protect well the LED, with strong magnet, putting them on rods of iron and steel, make your hand free, and the pen clip with rechargeable battery makes the 𝐃𝐮𝐫𝐚𝐛𝐥𝐞 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 - Our penlights are composed of quality aluminum alloy and LED bulbs, with a chart for the pupil and ruler, which is convenient and practical for use. 𝐋𝐢𝐠𝐡𝐭𝐰𝐞𝐢𝐠𝐡𝐭 𝐟𝐨𝐫 𝐄𝐚𝐬𝐲 𝐂𝐚𝐫𝐫𝐲𝐢𝐧𝐠 - The reusable penlights with metal clip will not easily slip from your pocket, which allows them to be applied and carried easily; With a lightweight design, they are proper for caregivers, nur