Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: Mini Perman 1200 Lumens CREE XPE-R3 LED Flashlight Lamp Light Clip Torch Penlight AAA Battery
Product feature: NOTE: To ensure product quality, please purchase from Perman shop. If you purchase at any other store (Enjoydeal), we will not give any quality guarantee., Material: Aircraft Aluminum. Lumen: 1200LM. Reflector: Orange peel aluminum reflector . Item size: 13.3 * 1.5cm / 5.2 * 0.6in (Length * diameter). Power source: 2 * AAA battery (not included), LED type: CREE XPE-R3. Switch: Tail-cap (ON/OFF). Waterproof level: Daily life waterproof. Operating voltage: 1.8-3V ., Comes with a clip, suitable for carrying around. Skid-proof, abrasion resistance and ordinary waterproof design., Capable of standing up securely on a flat surface to serve as a candle. Simply 1 switch mode lighting effect design.
Product price: $1.77
Product brand: Perman
Target attributes: Weight
Answer: attribute: weight
value: None
source: None